ICYMI: Nielsen closes Italy's four-screen measurement gap with YouTube deduplication: Nielsen today added linear TV to YouTube ad deduplication in Italy, giving media buyers deduplicated reach across all four screens for the first time in Italy. https://ppc.land/nielsen-closes-italys-four-screen-measurement-gap-with-youtube-deduplication/ #Nielsen #YouTube #FourScreenMeasurement #AdDeduplication #MediaBuyers